| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [is] [adv] | 111008 |
|
| 2 | [noun sg] [is] [adv] | 87383 |
|
| 3 | system [be] [adv] | 863 |
|
| 4 | system [is] [adv] | 659 |
|
